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Brede stekelvaren - Dryopteris dilatata

Flora Batava, deel 7, Jan Kops en Herman Christiaan van Hall (1836)	Flora Danica, Georg Christian Oeder e.a. (1761-1888)
Ferns (a history of Ferns): British and exotic, deel 6, E.J. Lowe (1839)	English Botany, or Coloured Figures of British Plants, deel 12, J.E. Sowerby (1886)
The ferns of Great Britain and Ireland, T. Moore (1855)

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